COMPMID-337: Adding OpenCL SVM support.

Change-Id: I250d6a1daeccf91d97b6da65aec53b02cf6046a7
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/116140
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
diff --git a/arm_compute/core/CL/OpenCL.h b/arm_compute/core/CL/OpenCL.h
index 4b4a8b8..f83c73f 100644
--- a/arm_compute/core/CL/OpenCL.h
+++ b/arm_compute/core/CL/OpenCL.h
@@ -115,6 +115,10 @@
     DECLARE_FUNCTION_PTR(clGetCommandQueueInfo);
     DECLARE_FUNCTION_PTR(clGetKernelInfo);
     DECLARE_FUNCTION_PTR(clGetEventProfilingInfo);
+    DECLARE_FUNCTION_PTR(clSVMAlloc);
+    DECLARE_FUNCTION_PTR(clSVMFree);
+    DECLARE_FUNCTION_PTR(clEnqueueSVMMap);
+    DECLARE_FUNCTION_PTR(clEnqueueSVMUnmap);
 
 #undef DECLARE_FUNCTION_PTR